Abstract: This paper presents a tutorial on the Tracking, Telemetry, and Command (TT&C) for spacecraft and satellite missions. In particular, it provides a thorough summary of the design of the TT&C, ...

The Australia Pacific LNG project is the largest coal seam gas to LNG project in Australia and is generating relatively strong returns in the current price environment.

Health The first dose of the hepatitis B vaccine is delivered to newborns for maximum protection. The U.S. has taken the vaccine off its list of recommended vaccines while other countries are racing ...

January 14, 2026 • Some safety experts want California to stop the cutting of quartz countertops saying it can't be done safely. Lawmakers, meanwhile, contemplate a ban on workers' lawsuits against ...

OPB Passport is a free benefit of OPB membership. OPB Passport gives members extended access to stream thousands of programs on demand. Support OPB and watch your favorite shows, insightful ...

The disciplinary body of the Communist Party of China (CPC) has called for reinforced anti-corruption efforts during the 15th Five-Year Plan period (2026-2030).

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